Wordnet 3.0
VERB (2)
1. 
 eliminate; 
- Example: "wash away all the differences"2. 
 remove by the application of water or other liquid and soap or some other cleaning agent; 
- Example: "he washed the dirt from his coat"- Example: "The nurse washed away the blood"- Example: "Can you wash away the spots on the windows?"- Example: "he managed to wash out the stains"[syn: wash, wash out, wash off, wash away]
WordNet (r) 3.0 (2006):
wash away
    v 1: eliminate; "wash away all the differences"
    2: remove by the application of water or other liquid and soap
       or some other cleaning agent; "he washed the dirt from his
       coat"; "The nurse washed away the blood"; "Can you wash away
       the spots on the windows?"; "he managed to wash out the
       stains" [syn: wash, wash out, wash off, wash away]